What planet is difficult to find in the sky that is visible to the naked eye?

Mercury is the planet closest to the Sun. Due to its proximity to the Sun, this planet is at twilight for most of the year. Since the brightness of Mercury also changes from – 1.9m to 5.5m, the planet is hardly visible.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.